Display screen or portion thereof with transitional graphical user interface



FIG. 1 is the first image in a sequence for a display screen or portion thereof with transitional graphical user interface showing our new design;

FIG. 2 is the second image thereof;

FIG. 3 is the third image thereof;

FIG. 4 is the fourth image thereof;

FIG. 5 is the fifth image thereof'

FIG. 6 is the sixth image thereof;

FIG. 7 is the seventh image thereof;

FIG. 8 is the eighth image thereof;

FIG. 9 is the ninth image thereof;

FIG. 10 is an enlarged view of the icon in FIG. 1, shown separately for clarity of illustration;

FIG. 11 is an enlarged view of the icon in FIG. 2, shown separately for clarity of illustration;

FIG. 12 is an enlarged view of the icon in FIG. 3, shown separately for clarity of illustration;

FIG. 13 is an enlarged view of the icon in FIG. 4, shown separately for clarity of illustration;

FIG. 14 is an enlarged view of the icon in FIG. 5, shown separately for clarity of illustration;

FIG. 15 is an enlarged view of the icon in FIG. 6, shown separately for clarity of illustration;

FIG. 16 is an enlarged view of the icon in FIG. 7, shown separately for clarity of illustration;

FIG. 17 is an enlarged view of the icon in FIG. 8, shown separately for clarity of illustration; and,

FIG. 18 is an enlarged view of the icon in FIG. 9, shown separately for clarity of illustration.

The outermost broken lines in FIGS. 1-9 depict the display screen or portion thereof and form no part of the claimed design.

The remaining broken lines in the figures depict portions of the transitional graphical user interface which form no part of the claimed design.

The appearance of the transitional graphical user interface sequentially transitions between the images shown in FIGS. 1 through 9. The process or period in which one image transitions to another forms no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with transitional graphical user interface, as shown and described. 